Home / 9,776.30-14,664.45-3,622.70

Finding the Fourth Proportional to 9,776.30, 14,664.45 and 3,622.70

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Solution

The fourth proportional to 9,776.30, 14,664.45 and 3,622.70 is: 5,434.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,776.30 : 14,664.45 = 3,622.70 : x
  2. Step 2: Convert to fraction form
    9,776.30/14,664.45 = 3,622.70/x
  3. Step 3: Cross multiply
    9,776.30x = 14,664.45 × 3,622.70
  4. Step 4: Simplify right side
    9,776.30x = 53,124,903.02
  5. Step 5: Solve for x
    x = 53,124,903.02/9,776.30
  6. Step 6: Final answer
    x = 5,434.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.